[eSlack] Query time

[Jorge Armando Medina]

On Thursday 31 August 2006 09:28, Jose Lopez wrote:
> Hola!
> Una pregunta rapida, ¿que herramienta puedo utulizar para monitorizar el
> Query time cuando se realiza una petcion a un servidor DNS?
> Saludos.


con dig:

; <<>> DiG 9.3.2 <<>> yahoo.com
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 53670
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 5, ADDITIONAL: 5

;; QUESTION SECTION:
;yahoo.com.                     IN      A

;; ANSWER SECTION:
yahoo.com.              300     IN      A       66.94.234.13
yahoo.com.              300     IN      A       216.109.112.135

;; AUTHORITY SECTION:
yahoo.com.              28228   IN      NS      ns1.yahoo.com.
yahoo.com.              28228   IN      NS      ns2.yahoo.com.
yahoo.com.              28228   IN      NS      ns3.yahoo.com.
yahoo.com.              28228   IN      NS      ns4.yahoo.com.
yahoo.com.              28228   IN      NS      ns5.yahoo.com.

;; ADDITIONAL SECTION:
ns1.yahoo.com.          1831    IN      A       66.218.71.63
ns2.yahoo.com.          1831    IN      A       66.163.169.170
ns3.yahoo.com.          1831    IN      A       217.12.4.104
ns4.yahoo.com.          1831    IN      A       68.142.196.63
ns5.yahoo.com.          1831    IN      A       216.109.116.17

;; Query time: 32 msec <<<<<<<<<<<<<<<<<<====================
;; SERVER: 10.0.0.107#53(10.0.0.107)
;; WHEN: Thu Aug 31 15:46:26 2006
;; MSG SIZE  rcvd: 229
-- 


SI usas un dns con cache pues la segunda ves sera mas rapida

 <<>> DiG 9.3.2 <<>> yahoo.com
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 47626
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 5, ADDITIONAL: 5

;; QUESTION SECTION:
;yahoo.com.                     IN      A

;; ANSWER SECTION:
yahoo.com.              212     IN      A       216.109.112.135
yahoo.com.              212     IN      A       66.94.234.13

;; AUTHORITY SECTION:
yahoo.com.              28140   IN      NS      ns1.yahoo.com.
yahoo.com.              28140   IN      NS      ns2.yahoo.com.
yahoo.com.              28140   IN      NS      ns3.yahoo.com.
yahoo.com.              28140   IN      NS      ns4.yahoo.com.
yahoo.com.              28140   IN      NS      ns5.yahoo.com.

;; ADDITIONAL SECTION:
ns1.yahoo.com.          1743    IN      A       66.218.71.63
ns2.yahoo.com.          1743    IN      A       66.163.169.170
ns3.yahoo.com.          1743    IN      A       217.12.4.104
ns4.yahoo.com.          1743    IN      A       68.142.196.63
ns5.yahoo.com.          1743    IN      A       216.109.116.17

;; Query time: 3 msec
;; SERVER: 10.0.0.107#53(10.0.0.107)
;; WHEN: Thu Aug 31 15:47:54 2006
;; MSG SIZE  rcvd: 229

Saludos.
Jorge Armando Medina 
Calcom de México S.A de C.V. 
Telefono: 01 (664) 6238311 
Email: jmedina at calcom.com.mx
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